Finding the Fourth Proportional to 1,740,538.62, 2,610,933.66 and 728,642.88
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Solution
The fourth proportional to 1,740,538.62, 2,610,933.66 and 728,642.88 is: 1,093,016.95
Step by Step Solution
- Step 1: Write the proportion equation
1,740,538.62 : 2,610,933.66 = 728,642.88 : x - Step 2: Convert to fraction form
1,740,538.62/2,610,933.66 = 728,642.88/x - Step 3: Cross multiply
1,740,538.62x = 2,610,933.66 × 728,642.88 - Step 4: Simplify right side
1,740,538.62x = 1,902,438,221,511.34 - Step 5: Solve for x
x = 1,902,438,221,511.34/1,740,538.62 - Step 6: Final answer
x = 1,093,016.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.